Canada's government forced Air Canada and its striking flight attendants back to work and into arbitration Saturday after a work stoppage stranded more than 100,000 travelers around the world.

Hurricane Erin exploded in strength to a Category 5 storm in the Caribbean before weakening on Saturday, the National Hurricane Center said.

While atomic bomb survivors warn the catastrophic risks, leaders of nuclear-armed states and self-proclaimed 'realists' argue that the deterrence of nuclear weapons is what keeps them from being deployed.

Polls point to a defeat for the leftist party that has ruled Bolivia for the past two decades. Voters overwhelmingly say they want a change as the nation suffers from high inflation and shortages.

The deployment is meant to help the government of Haiti recover vast swaths of territory seized in the past year and now controlled by heavily armed gangs.

Hundreds of former air force reservists and pilots join a chorus of defense establishment figures calling for an immediate end to the war in Gaza.

NPR speaks with Alexander Vindman, former director for European affairs at the U.S. National Security Council, for his perspective on the meeting between President Trump and Russia's Putin on Ukraine.

As President Trump prepares to meet Russian President Vladimir Putin in Alaska on Friday, the fighting in Ukraine carries on, with battles escalating on some fronts in recent days.

The release of WWII-era military documents this year has given a boost to researchers digging into Japan's germ warfare program. Japan's government has never apologized for the atrocities.

It's been four since the U.S. withdrawal from Afghanistan following the Taliban's return to power. Life for certain groups has deteriorated significantly.

Russian President Vladimir Putin has praised Donald Trump's "energetic and sincere" efforts to end the war in Ukraine. But on the streets of Moscow while many hope for an end to the war, they disagree on how to get there.

NPR's Leila Fadel speaks with New York Times columnist Masha Gessen on Russian President Vladimir Putin's larger goal of restoring Russian imperialism.